/*
 * Copyright 2010-2011  Niels Kummerfeldt <niels.kummerfeldt@tu-harburg.de>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA  02110-1301  USA
 */

#include "abstractlayer.h"

#include "mapwidget.h"

AbstractLayer::AbstractLayer(MapWidget *map) :
    QObject(map),
    m_map(map),
    m_visible(true)
{
}

void AbstractLayer::load(const QString &filename)
{
    Q_UNUSED(filename)
}

void AbstractLayer::zoom(int level)
{
    Q_UNUSED(level)
}

void AbstractLayer::pan(const QPoint &move)
{
    Q_UNUSED(move)
}

void AbstractLayer::keyPressed(QKeyEvent *event)
{
    Q_UNUSED(event)
}

void AbstractLayer::paintLayer(QPainter *painter)
{
    if (m_visible) {
        painter->save();
        paint(painter);
        painter->restore();
    }
}

MapWidget *AbstractLayer::map() const
{
    return m_map;
}

bool AbstractLayer::isVisible() const
{
    return m_visible;
}

void AbstractLayer::setVisible(bool visible)
{
    m_visible = visible;
    emit visibilityChanged(m_visible);
}

void AbstractLayer::toggleVisibility()
{
    m_visible = !m_visible;
    emit visibilityChanged(m_visible);
}